ZENITH Solidifies its Intercontinental popularity since the main manufacturer of precision chronometers and devices across several domains. Along with his colleague Thomas Earnshaw, the pair would produce simplified and realistic maritime chronometers. Roger Dubuis has also attained a popularity being a prolific producer of extremely sophisticated, skeletonized tourbillon watches and https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/